package com.jzp.common.valid;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

public class ListValueConstraintValidator implements ConstraintValidator<ListValue,Integer> {

    private Set<Integer> set=new HashSet<>();
    //初始化方法
    @Override
    public  void initialize(ListValue constraintAnnotation){
        int[] vals= constraintAnnotation.vals();
        for (int val:vals){
            set.add(val);
        }
    }
    //判断是否校验成功
    /*
    * @param value 需要校验的值
    * @param context
    * @return
    * */
    @Override
    public boolean isValid(Integer value, ConstraintValidatorContext context){
        return set.contains(value);
    }
}
